Problem Description:
the OS X application cannot access the network request. After timeout, an error is reported: http load failed, 0/0 bytes (error code: – 1003 [10: – 72000])

Reason:
sandbox configuration error

Solution:
first confirm whether the HTTPS access policy is enabled for the project, then find the “. Entitlements” file generated by default, and set the app sandbox value to false. Of course, apple stipulates that the sandbox policy must be enabled for the app store on the shelf, so it can target – & gt; Signing& Find the options in capabilities as shown in the figure below and enable them